Delphinium Companion Plants
Depending on variety, delphinium plants can grow 2 to 6 feet (61 cm. to 2 m.) tall and 1 to 2 feet (31-61 cm.) wide. Oftentimes, tall delphiniums will need staking or some kind of support, as they can get beaten down by heavy rains or wind. They can sometimes become so laden with blooms that even the slightest breeze or little pollinator landing on them can seem to make them topple over. Using other tall border plants as delphinium plant companions can help shelter them from winds and rains while offering additional support too. These may include:
Sunflower Hollyhock Tall grasses Joe pye weed Filipendula Goat’s beard
If using stakes or plant rings for support, planting medium height perennials as delphinium companion plants can help hide the unsightly stakes and supports. Any of the following will work well for this:
Echinacea Phlox Foxglove Rudbeckia Lilies
What to Plant Next to Delphiniums
When companion planting with delphinium, you have many options, and what to plant next to delphiniums is completely up to you. Using certain plants like chamomile, chervil, or legumes may have some nutrient benefits as companions for delphinium, but no plants seem to cause it harm or irregular growth when planted next to nearby. Delphiniums are deer resistant, and though Japanese beetles are attracted to the plants; they reportedly die from eating toxins from within them. Delphinium plant companions may benefit from this pest resistance. Delphiniums early summer soft pink, white, and purple blooms make them beautiful companion plants for numerous perennials. Plant them in cottage style flower beds with any of the previously mentioned plants above in addition to:
Peony Chrysanthemum Aster Iris Daylily Allium Roses Blazing star
